pyo3/tests/test_datetime.rs

201 lines
5.8 KiB
Rust

#![cfg(not(Py_LIMITED_API))]
use pyo3::prelude::*;
use pyo3::types::{timezone_utc, IntoPyDict};
use pyo3_ffi::PyDateTime_IMPORT;
fn _get_subclasses<'p>(
py: Python<'p>,
py_type: &str,
args: &str,
) -> PyResult<(&'p PyAny, &'p PyAny, &'p PyAny)> {
// Import the class from Python and create some subclasses
let datetime = py.import("datetime")?;
let locals = [(py_type, datetime.getattr(py_type)?)].into_py_dict(py);
let make_subclass_py = format!("class Subklass({}):\n pass", py_type);
let make_sub_subclass_py = "class SubSubklass(Subklass):\n pass";
py.run(&make_subclass_py, None, Some(locals))?;
py.run(make_sub_subclass_py, None, Some(locals))?;
// Construct an instance of the base class
let obj = py.eval(&format!("{}({})", py_type, args), None, Some(locals))?;
// Construct an instance of the subclass
let sub_obj = py.eval(&format!("Subklass({})", args), None, Some(locals))?;
// Construct an instance of the sub-subclass
let sub_sub_obj = py.eval(&format!("SubSubklass({})", args), None, Some(locals))?;
Ok((obj, sub_obj, sub_sub_obj))
}
macro_rules! assert_check_exact {
($check_func:ident, $check_func_exact:ident, $obj: expr) => {
unsafe {
use pyo3::{ffi::*, AsPyPointer};
assert!($check_func(($obj).as_ptr()) != 0);
assert!($check_func_exact(($obj).as_ptr()) != 0);
}
};
}
macro_rules! assert_check_only {
($check_func:ident, $check_func_exact:ident, $obj: expr) => {
unsafe {
use pyo3::{ffi::*, AsPyPointer};
assert!($check_func(($obj).as_ptr()) != 0);
assert!($check_func_exact(($obj).as_ptr()) == 0);
}
};
}
#[test]
fn test_date_check() {
Python::with_gil(|py| {
let (obj, sub_obj, sub_sub_obj) = _get_subclasses(py, "date", "2018, 1, 1").unwrap();
unsafe { PyDateTime_IMPORT() }
assert_check_exact!(PyDate_Check, PyDate_CheckExact, obj);
assert_check_only!(PyDate_Check, PyDate_CheckExact, sub_obj);
assert_check_only!(PyDate_Check, PyDate_CheckExact, sub_sub_obj);
});
}
#[test]
fn test_time_check() {
Python::with_gil(|py| {
let (obj, sub_obj, sub_sub_obj) = _get_subclasses(py, "time", "12, 30, 15").unwrap();
unsafe { PyDateTime_IMPORT() }
assert_check_exact!(PyTime_Check, PyTime_CheckExact, obj);
assert_check_only!(PyTime_Check, PyTime_CheckExact, sub_obj);
assert_check_only!(PyTime_Check, PyTime_CheckExact, sub_sub_obj);
});
}
#[test]
fn test_datetime_check() {
Python::with_gil(|py| {
let (obj, sub_obj, sub_sub_obj) = _get_subclasses(py, "datetime", "2018, 1, 1, 13, 30, 15")
.map_err(|e| e.print(py))
.unwrap();
unsafe { PyDateTime_IMPORT() }
assert_check_only!(PyDate_Check, PyDate_CheckExact, obj);
assert_check_exact!(PyDateTime_Check, PyDateTime_CheckExact, obj);
assert_check_only!(PyDateTime_Check, PyDateTime_CheckExact, sub_obj);
assert_check_only!(PyDateTime_Check, PyDateTime_CheckExact, sub_sub_obj);
});
}
#[test]
fn test_delta_check() {
Python::with_gil(|py| {
let (obj, sub_obj, sub_sub_obj) = _get_subclasses(py, "timedelta", "1, -3").unwrap();
unsafe { PyDateTime_IMPORT() }
assert_check_exact!(PyDelta_Check, PyDelta_CheckExact, obj);
assert_check_only!(PyDelta_Check, PyDelta_CheckExact, sub_obj);
assert_check_only!(PyDelta_Check, PyDelta_CheckExact, sub_sub_obj);
});
}
#[test]
fn test_datetime_utc() {
use assert_approx_eq::assert_approx_eq;
use pyo3::types::PyDateTime;
Python::with_gil(|py| {
let utc = timezone_utc(py);
let dt = PyDateTime::new(py, 2018, 1, 1, 0, 0, 0, 0, Some(utc)).unwrap();
let locals = [("dt", dt)].into_py_dict(py);
let offset: f32 = py
.eval("dt.utcoffset().total_seconds()", None, Some(locals))
.unwrap()
.extract()
.unwrap();
assert_approx_eq!(offset, 0f32);
});
}
static INVALID_DATES: &[(i32, u8, u8)] = &[
(-1, 1, 1),
(0, 1, 1),
(10000, 1, 1),
(2 << 30, 1, 1),
(2018, 0, 1),
(2018, 13, 1),
(2018, 1, 0),
(2017, 2, 29),
(2018, 1, 32),
];
static INVALID_TIMES: &[(u8, u8, u8, u32)] =
&[(25, 0, 0, 0), (255, 0, 0, 0), (0, 60, 0, 0), (0, 0, 61, 0)];
#[test]
fn test_pydate_out_of_bounds() {
use pyo3::types::PyDate;
Python::with_gil(|py| {
for val in INVALID_DATES {
let (year, month, day) = val;
let dt = PyDate::new(py, *year, *month, *day);
dt.unwrap_err();
}
});
}
#[test]
fn test_pytime_out_of_bounds() {
use pyo3::types::PyTime;
Python::with_gil(|py| {
for val in INVALID_TIMES {
let (hour, minute, second, microsecond) = val;
let dt = PyTime::new(py, *hour, *minute, *second, *microsecond, None);
dt.unwrap_err();
}
});
}
#[test]
fn test_pydatetime_out_of_bounds() {
use pyo3::types::PyDateTime;
use std::iter;
Python::with_gil(|py| {
let valid_time = (0, 0, 0, 0);
let valid_date = (2018, 1, 1);
let invalid_dates = INVALID_DATES.iter().zip(iter::repeat(&valid_time));
let invalid_times = iter::repeat(&valid_date).zip(INVALID_TIMES.iter());
let vals = invalid_dates.chain(invalid_times);
for val in vals {
let (date, time) = val;
let (year, month, day) = date;
let (hour, minute, second, microsecond) = time;
let dt = PyDateTime::new(
py,
*year,
*month,
*day,
*hour,
*minute,
*second,
*microsecond,
None,
);
dt.unwrap_err();
}
});
}